Name	Known for
Lee Joon-gi Jin Do Hyuk (as Jun-ki Lee) Jin Do Hyuk (as Jun-ki Lee) See fewer	The King and the Clown (2005)
Yoon So-yi Joo Jae In (as So-yi Yoon) Joo Jae In (as So-yi Yoon) See fewer	Hero (2009)
Baek Yoon-shik Jo Yong-deok Jo Yong-deok See fewer	Save the Green Planet! (2003)
Uhm Ki-joon Kang Hae Seong Kang Hae Seong See fewer	The Penthouse: War in Life (2020)
Young-soo Jung Na Ga Yeon Na Ga Yeon See fewer	Shin Sung-Il is Lost (2004)
Jae-Wook Chung Park Joon Hyung Park Joon Hyung See fewer	Fly Low (1998)
Lee Han-wi Na Kyung-man Na Kyung-man See fewer	Joint Security Area (2000)
Choi Jung-woo President Choi Il Do President Choi Il Do See fewer	The Chaser (2008)
Ju Jin-mo President Gong Chil Sung President Gong Chil Sung See fewer	A Frozen Flower (2008)
Choi Su-rin Madam President Madam President See fewer	Partner (2009)